Home / 39,438.28-54,424.96-25,291.18

Finding the Fourth Proportional to 39,438.28, 54,424.96 and 25,291.18

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Solution

The fourth proportional to 39,438.28, 54,424.96 and 25,291.18 is: 34,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438.28 : 54,424.96 = 25,291.18 : x
  2. Step 2: Convert to fraction form
    39,438.28/54,424.96 = 25,291.18/x
  3. Step 3: Cross multiply
    39,438.28x = 54,424.96 × 25,291.18
  4. Step 4: Simplify right side
    39,438.28x = 1,376,471,459.85
  5. Step 5: Solve for x
    x = 1,376,471,459.85/39,438.28
  6. Step 6: Final answer
    x = 34,901.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.